Chiam Paul Toon Lim, Lim Yean Teng, Ong Cheng Kang, Au Eong Kah-Guan
The Heart and Vascular Centre, Mount Elizabeth Medical Centre, Singapore.
Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Singapore Med J. 2021 Dec;62(12):667-669. doi: 10.11622/smedj.2020160. Epub 2020 Nov 30.